A46 — Indian Defense: Knights Variation

1. d4 Nf6 2. Nf3 e6 3. g3 ● Trait aux Noirs

Ouverture — Centre semi-ouvert

♔ Point de vue Blancs

8 7 6 5 4 3 2 1

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Atouts. Les Blancs s'appuient sur les cases fortes f4, e5 et g5 et la paire de fous.

Côté adverse. Les fous enfermés en c8 et f8 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b1, les fous c1 et f1 et les tours a1 et h1).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; e4 (Centre d4+e4, menace e5, libère Bf1) ; Nbd2 (Développer Nb1) ; Bg5 (Clouer Nf6) ; h3 (Empêcher ...Bg4).

♚ Point de vue Noirs

1 2 3 4 5 6 7 8

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Atouts. Les Noirs s'appuient sur la case forte d5, un avant-poste en d5 et la paire de fous.

Côté adverse. Les fous enfermés en c1 et f1 et le roi resté au centre.

En contrepartie. Le roi n'est pas encore à l'abri et plusieurs pièces dorment encore (le cavalier b8, les fous c8 et f8 et les tours a8 et h8).

Plans. O-O (Mettre le roi en sécurité, connecter les tours) ; ...b5 (Expansion aile dame,) ; ...b6 (Masters 23%) ; ...c5 (Rupture) ; ...d5 (Rupture).

Avantages

Faiblesses adverses

Diagonale active

Plans

Base Masters : Blancs 30.4%, Nulles 44.2%, Noirs 25.4%.

Coups candidats

auto

Analyse coup par coup — 5 demi-coups commentés

1.d4 Avancée centrale — contrôle c5, e5. Prépare c4, e4, Nc3.
1…Nf6 Contrôle e4, d5.
2.Nf3 Contrôle f4, c5, e5.
2…e6 Avancée centrale — contrôle d5, f5. Prépare d5, Be7, Bd6.
3.g3 Prépare le fianchetto du Fou (Bg2).

Structure de pions

	♔ Blancs	♚ Noirs
Pions doublés	—	—
Pions isolés	—	—
Arriérés	—	—
Chaînes	● f2→g3, h2→g3	● d7→e6, f7→e6
Passés	—	—
Majorité	—	—

Cases

	♔ Blancs	♚ Noirs
Cases fortes	● f4 (2v0), ● e5 (2v0), ● g5 (2v0)	● d5 (2v0)
Cases faibles	—	—
Centre	● d4 (2v0), ● e5 (2v0)	● d5 (2v0), ● e4 (1v0)

Colonnes et diagonales

♔ Blancs

♚ Noirs

Pièces

	♔ Blancs	♚ Noirs
Bc1	● Bc1 Non développé (mob. 5)
Bf1	● Bf1 Non développé (mob. 2)
Bc8		● Bc8 Non développé (mob. 0)
Bf8		● Bf8 Non développé (mob. 5)
Paire de fous	● Oui	● Oui
Non développées	5 (b1, c1, f1, a1, h1)	5 (b8, c8, f8, a8, h8)

Sécurité du roi

	♔ Blancs	♚ Noirs
Statut	● Au centre !	● Au centre !
Droits de roque	O-O / O-O-O	O-O / O-O-O

Thèmes

	♔ Blancs	♚ Noirs
Phase	Ouverture
Centre	semi-ouvert
Ruptures	● c2-c3, ● d4-d5, ● e2-e3	● …c7-c6, ● …c7-c5, ● …d7-d6, ● …d7-d5, ● …e6-e5

Partie
? 1984 – Round ? – Tal, Mikhail – 1/2-1/2 – Polugaevsky, Lev – G18 1. Nf3 Nf6 2. d4 e6 3. g3 b5 4. Bg5 Bb7 5. Bg2 c5 6. O-O Na6 7. Nbd2 Be7 8. e3 O-O 9. Qe2 cxd4 10. Nxd4 Bxg2
1922 Vienna – Round 1 – Gruenfeld, Ernst – 1/2-1/2 – Wolf, Hans-Josef – G17 1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c5 5. c3 Nc6 6. O-O Bd6 7. c4 O-O 8. cxd5 exd5 9. Nc3 a6 10. Bg5 Be6
1926 Merano – Round 12 – Patay, Gyula – 0-1 – Yates, Frederic D – G36 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Bd6 5. O-O Nbd7 6. b3 O-O 7. c4 c6 8. Bb2 b6 9. Ne5 Bb7 10. e3 Qc7
1928 The Hague ol (Men) – Round 14 – Schelfhout, Willem – 1/2-1/2 – Factor, Samuel D – G86 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c6 5. O-O Be7 6. b3 O-O 7. Nbd2 Nbd7 8. Bb2 Re8 9. c4 Bd6 10. Ne5 Qe7
1928 Vienna – Round 1 – Muller, Hans P – 1/2-1/2 – Becker, Albert – G13 1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c5 5. e3 b6 6. O-O Nbd7 7. Nbd2 Qc7 8. Re1 Bb7 9. c3 Rc8 10. Ne5 Nxe5
1929 Barcelona Barcelona ESP – Round 9 – Golmayo Torriente, Manuel – 1/2-1/2 – Monticelli, Mario – G27 1. Nf3 Nf6 2. d4 e6 3. g3 d5 4. Bg2 Bd6 5. O-O Nbd7 6. b3 Qe7 7. c4 c6 8. Nc3 O-O 9. Qc2 Re8 10. e4 dxe4
1929 Hastings Premier 1928/29 9th – Round 9 – Buerger, Victor – 1/2-1/2 – Norman, George – G18 1. d4 Nf6 2. Nf3 e6 3. g3 Be7 4. Bg2 c6 5. O-O d6 6. c4 Nbd7 7. Nc3 d5 8. Nd2 dxc4 9. Nxc4 O-O 10. e4 Nb6
1937 Hastings3738 – Round 5 – Aabel Thomas Eapen – 0-1 – Alexander Ronald Cheng – G18 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O cxd4 6. Bg5 h6 7. Bxf6 Qxf6 8. Qxd4 Be7 9. c4 Nc6 10. Qc3 dxc4
1940 Ventnor City – Round 3 – Ulvestad, Olaf – 1/2-1/2 – Bernstein, Sidney – G9 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. O-O Bd6 6. c4 c6 7. Nbd2 O-O 8. Qc2 Re8 9. e4 dxe4 10. Nxe4 Nxe4
1945 Hastings4546 – Round 7 – Tartakower, Savielly – 1-0 – Christoffel, Martin – G37 1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 c6 5. O-O Nbd7 6. Nbd2 Bd6 7. e4 dxe4 8. Ng5 O-O 9. Ndxe4 Be7 10. c4 Nb6
1946 Helsinki – Round 6 – Palomaa, Vilho – 0-1 – Ojanen, Kaarle S – G13 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. Nbd2 b6 7. b3 Bb7 8. Bb2 c5 9. c4 Nbd7 10. Rc1 Rc8
1946 USA Ch New York, NY USA – Round 1 – Pinkus, Albert – 1/2-1/2 – Kramer, George – G31 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Bd6 5. O-O O-O 6. c4 c6 7. Nc3 Nbd7 8. Qc2 dxc4 9. Nd2 Nb6 10. Nce4 Nxe4
1947 Chigorin Memorial – Round 1 – Kottnauer, Cenek – 0-1 – Gligorić, Svetozar – G41 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O cxd4 6. Nxd4 e5 7. Nf3 Nc6 8. c4 d4 9. e3 Be7 10. exd4 exd4
1950 Dubrovnik olm – Round 6 – Pfeiffer, Gerhard – 1/2-1/2 – Mueller, Helge – G78 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. O-O Be7 6. b3 O-O 7. Bb2 c6 8. Nbd2 b6 9. c4 Bb7 10. cxd5 cxd5
1950 Hungary – Round 1 – Koberl, Ferenc – 1-0 – Pogats, Jozsef Jr. – G44 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O Nbd7 6. c4 dxc4 7. Na3 Nb6 8. Nxc4 Nxc4 9. Qa4+ Bd7 10. Qxc4 Qb6
1951 GDR Ch – Round 8 – Ruppe, Otto – 1/2-1/2 – Kuebart, Erich – G14 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Bd6 5. O-O O-O 6. c4 c6 7. b3 Ne4 8. Bb2 f5 9. e3 Nd7 10. Ne5 Bxe5
1951 Reggio Emilia – Round 1 – Ceccato, Vittorio – 1-0 – Romani, Elio – G7 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Ne4 5. O-O Bd6 6. Nbd2 f5 7. c4 c6 8. Ne5 Nd7 9. Ndf3 O-O 10. Bf4 Nxe5
1955 Aalborg – Round 1 – Aagaard Jensen, Mads – 0-1 – Norman Hansen, Holger – G5 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Bb4+ 5. c3 Be7 6. O-O O-O 7. Nbd2 Nbd7 8. Re1 c5 9. e4 Nxe4 10. Nxe4 dxe4
1955 Budapest – Round 1 – Gereben, Erno – 1-0 – Kluger, Gyula – G45 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. Nbd2 c5 6. c4 dxc4 7. Qa4+ Bd7 8. Qxc4 Nc6 9. dxc5 Qa5 10. O-O Qxc5
1955 Gecsei Memorial – Round 8 – Ivanfi, Kalman – 0-1 – Hajtun, Jozsef – G28 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O cxd4 6. Nxd4 Be7 7. c3 O-O 8. Nd2 e5 9. N4f3 Nc6 10. Nb3 a5
1956 Leipzig ch GDR – Round 15 – Muehlberg, Siegfried – 1/2-1/2 – Handel, Horst – G27 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O Nc6 6. b3 cxd4 7. Nxd4 Bc5 8. Bb2 O-O 9. Nf3 Qe7 10. Ne5 Rd8
1957 Denmark ch corr – Round ? – Haahr, Thorkild – 1-0 – Stoltze, Kurt – G4 1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Nbd7 5. O-O Bd6 6. c4 c6 7. Qc2 O-O 8. Rd1 Ne4 9. Nc3 f5 10. Bf4 Bxf4
1961 ROM Ch – Round 4 – Puscasiu, Octavian – 0-1 – Mititelu, Gheorghe – G22 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. Nbd2 b6 7. Ne5 Bb7 8. c4 c5 9. Nb3 Nbd7 10. Nxd7 Qxd7
1962 Copenhagen – Round 1 – Nielsen, Axel – 1/2-1/2 – From, Sigfred – G16 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O Nbd7 6. b3 b5 7. c4 bxc4 8. bxc4 c6 9. Nbd2 Qa5 10. Qc2 Ba6
1962 Zuerich Seniors – Round ? – Staehelin, Adolf – 1/2-1/2 – Henneberger, Walter – G33 1. Nf3 Nf6 2. d4 e6 3. g3 Nc6 4. Bg2 d6 5. b3 Be7 6. Bb2 O-O 7. O-O Re8 8. c4 Bf8 9. Qc2 e5 10. dxe5 dxe5
1963 DDR Ch 13th – Round 17 – Csulits, Anton – 1/2-1/2 – Neukirch, Detlef – G17 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 c5 5. O-O Nbd7 6. c4 Be7 7. Nc3 O-O 8. b3 b6 9. cxd5 exd5 10. Bb2 Bb7
1964 Rubinstein Memorial – Round 11 – Hort, Vlastimil – 1/2-1/2 – Parma, Bruno – G34 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O c5 6. c4 Nc6 7. cxd5 Nxd5 8. dxc5 O-O 9. a3 Bxc5 10. Qc2 Be7
1969 Buesum – Round 11 – Zaitsev, Alexander – 1-0 – Huebner, Robert – G31 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. O-O Be7 6. c4 dxc4 7. Nbd2 Nb6 8. Qc2 a6 9. a4 O-O 10. a5 Nbd5
3. ACP World Rapid Cup 2009 – Round 1.2 – Bacrot, Etienne – 1/2-1/2 – Moiseenko, Alexander – G11 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg5 Bb7 5. Nbd2 c5 6. c3 cxd4 7. cxd4 Be7 8. e3 a6 9. Bd3 h6 10. Bxf6 Bxf6
34. ECC Open 2018 – Round 3.2 – Grigorian, Spartak – 0-1 – Jakovenko, Dmitry – G87 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. e3 a6 5. Bg2 Bb7 6. Nbd2 c5 7. O-O d5 8. b3 b4 9. a3 Nbd7 10. Bb2 cxd4
42. Olympiad 2016 – Round 1.15 – Roiz, Michael – 1-0 – Poon, Yu Tien – G16 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Nbd7 5. c4 Bb4+ 6. Nbd2 O-O 7. O-O Be7 8. Qc2 c5 9. dxc5 Nxc5 10. Nb3 b6
42. Olympiad 2016 – Round 1.2 – Nakamura, Hikaru – 1-0 – Aloma Vidal, Robert – G27 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg5 Bb7 5. Nbd2 c5 6. e4 cxd4 7. Bxb5 Bb4 8. a3 Bxd2+ 9. Nxd2 h6 10. Bxf6 Qxf6
43. Olympiad 2018 – Round 3.4 – Yu, Yangyi – 1-0 – Vera Siguenas, Deivy – G207 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. e3 b4 5. a3 Bb7 6. axb4 Bxb4+ 7. Nbd2 O-O 8. Bg2 Be7 9. Nb3 d5 10. O-O Qc8
43. Olympiad 2018 – Round 6.12 – Adly, Ahmed – 0-1 – Petrik, Tomas – G368 1. d4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. Be3 b6 7. c4 Bb7 8. Ne5 c6 9. Nc3 Nfd7 10. Qc2 Nxe5
7. World Team Championship 2010 – Round 5 – Adly, Ahmed – 1-0 – Gashimov, Vugar – G78 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. O-O Bb7 6. a4 b4 7. Ne5 Nbd7 8. c4 bxc3 9. Nxc3 Nxe5 10. dxe5 Nd7
74. Tata Steel GMA 2012 – Round 13 – Kamsky, Gata – 1-0 – Topalov, Veselin – G86 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. c3 a5 6. O-O Nbd7 7. Bf4 Be7 8. Qc2 c5 9. Nbd2 Bb7 10. Ne5 O-O
81. Tata Steel GpA 2019 – Round 1.1 – Ding, Liren – 1/2-1/2 – Carlsen, Magnus – G1 1. Nf3 Nf6 2. g3 b5 3. d4 e6 4. Bg5 c5 5. d5 Qa5+ 6. Bd2 Qb6 7. dxe6 fxe6 8. a4 b4 9. a5 Qd8 10. Bg2 Nc6
Amber Rapid 2005 – Round 2 – Morozevich, Alexander – 1/2-1/2 – Leko, Peter – G5 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. O-O c5 6. b3 Bb7 7. c4 bxc4 8. bxc4 dxc4 9. Qa4+ Nbd7 10. Rd1 Nd5
Amber-blindfold 06th 1997 – Round 2 – Nikolic, Predrag – 1-0 – Piket, Jeroen – G3 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 a5 7. Bb2 a4 8. c4 c6 9. bxa4 Qa5 10. Nc3 dxc4
Amber-rapid 19th 2010 – Round 11 – Svidler, Peter – 1/2-1/2 – Gashimov, Vugar – G27 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Qd3 a6 5. e4 Bb7 6. e5 Nd5 7. Bg2 d6 8. O-O Nd7 9. a4 b4 10. Nbd2 dxe5
Belgrade Invest 1995 – Round 4 – Ivanchuk, Vasyl – 1/2-1/2 – Timman, Jan H – G24 1. Nf3 Nf6 2. d4 e6 3. g3 b5 4. Bg2 Bb7 5. Bg5 Be7 6. c3 c5 7. O-O Na6 8. e3 O-O 9. Nbd2 h6 10. Bxf6 Bxf6
European Club Cup 2015 – Round 4.2 – Aronian, Levon – 1/2-1/2 – Dominguez Perez, Leinier – G72 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. O-O Bb7 6. Bg5 Nbd7 7. e4 dxe4 8. Nfd2 h6 9. Bxf6 Nxf6 10. Qe2 a6
FIDE Grand Swiss 2025 – Round 3 – Mamedov Rauf – 1-0 – Xu Xiangyu – G166 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 Bd7 7. Qd2 a6 8. O-O-O e6 9. Kb1 Be7 10. Nxc6 Bxc6
FIDE World Cup 2015 – Round 2.2 – Mamedyarov, Shakhriyar – 1/2-1/2 – Hou, Yifan(HLJ) – G247 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. a3 Nbd7 7. c4 c6 8. Nbd2 b6 9. e4 Nxe4 10. Nxe4 dxe4
GCT Blitz Paris 2021 – Round 4.1 – Rapport, Richard – 1-0 – Kramnik, Vladimir – G15 1. Nf3 Nf6 2. g3 b5 3. d4 e6 4. Bg5 Bb7 5. Nbd2 Be7 6. e3 a6 7. Nb3 d6 8. Na5 Be4 9. Bd3 Bxd3 10. cxd3 c5
Reykjavik ISL, 22th Open 2006 – Round 9 – Mamedjarova, Turkan – 1/2-1/2 – Einarsson, Bergsteinn – G40 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b6 5. c4 Bb4+ 6. Bd2 Be7 7. cxd5 exd5 8. O-O Bb7 9. Nc3 O-O 10. Ne5 c6
SportAccord Blitz Men 2013 – Round 2.7 – Vachier-Lagrave, Maxime – 1/2-1/2 – Leko, Peter – G14 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. Nbd2 b5 7. b3 Nbd7 8. Bb2 Bb7 9. e3 c5 10. dxc5 Nxc5
Thessaloniki olm 1988 – Round 14 – Benjamin, Joel – 1/2-1/2 – Sax, Gyula – G129 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. Bg5 c5 6. c3 cxd4 7. cxd4 Qa5+ 8. Nbd2 Ne4 9. O-O Nxg5 10. Nxg5 Bxg2
Thessaloniki olm 1988 – Round 4 – Ardiansyah, Haji – 1/2-1/2 – Andersson, Ulf 1949 – G25 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. a4 b4 5. Bg2 Bb7 6. c4 bxc3 7. Nxc3 Na6 8. O-O Be7 9. Bg5 O-O 10. Rc1 Rb8
USSR 1984 – Round 1 – Tal, Mikhail – 1/2-1/2 – Polugaevsky, Lev – G5 1. Nf3 Nf6 2. d4 e6 3. g3 b5 4. Bg5 Bb7 5. Bg2 c5 6. O-O Na6 7. Nbd2 Be7 8. e3 O-O 9. Qe2 cxd4 10. Nxd4 Bxg2
World Blitz 2009 – Round 37 – Ponomariov, Ruslan – 1/2-1/2 – Gashimov, Vugar – G383 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Qd3 a6 5. e4 Bb7 6. Nbd2 c5 7. c3 cxd4 8. cxd4 Bb4 9. e5 Bxf3 10. Qxf3 Nd5
World Blitz 2015 – Round 11.22 – Mamedyarov, Shakhriyar – 1-0 – Zhigalko, Sergei – G671 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Qd3 b4 5. a3 Bb7 6. axb4 Bxb4+ 7. Bd2 Be4 8. Qb3 Be7 9. Nc3 Bxf3 10. exf3 Nc6
World Blitz 2017 – Round 12.14 – Melkumyan, Hrant – 0-1 – Esipenko, Andrey – G607 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg5 Bb7 5. Nbd2 Be7 6. e3 a6 7. a4 b4 8. Bd3 d5 9. O-O Nbd7 10. Nb3 c5
World Blitz 2017 – Round 17.18 – Melkumyan, Hrant – 1-0 – Quparadze, Giga – G874 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg5 Bb7 5. Nbd2 c5 6. e4 cxd4 7. Nxd4 a6 8. Bg2 h6 9. Be3 Nc6 10. e5 Nd5
World Blitz 2019 – Round 1.27 – Mamedyarov, Shakhriyar – 1-0 – Gajewski, Grzegorz – G20 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. Qd3 Ba6 6. a3 b4 7. Qb3 bxa3 8. Nxa3 Be7 9. Bf4 O-O 10. O-O Bxe2
World Blitz 2021 – Round 5.12 – Harsha Bharathakoti – 0-1 – Martirosyan, Haik M. – G264 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. a4 b4 6. c4 bxc3 7. bxc3 Be7 8. O-O O-O 9. c4 a5 10. Nc3 Na6
World Blitz 2021 – Round 6.7 – Svane, Rasmus – 1-0 – Klimkowski, Jan – G378 1. Nf3 Nf6 2. g3 b5 3. Bg2 Bb7 4. d4 e6 5. Bg5 Be7 6. Qd3 a6 7. c3 O-O 8. Bxf6 Bxf6 9. Ng5 Bxg5 10. Bxb7 Ra7
World Cup 1989 – Round 1 – Speelman, Jon S – 1/2-1/2 – Seirawan, Yasser – G41 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. Bg5 c5 6. c3 cxd4 7. cxd4 Be7 8. O-O 1/2-1/2
World Cup 1991 – Round 14 – Beliavsky, Alexander G – 1-0 – Chandler, Murray G – G101 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Qd3 Ba6 5. a3 Be7 6. b4 O-O 7. Bg2 d6 8. Nbd2 Nd5 9. h4 Nd7 10. Ng5 N7f6
XXIV SuperGM 2007 – Round 4 – Ivanchuk, Vasyl – 0-1 – Carlsen, Magnus – G13 1. d4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 b5 5. Nbd2 Bb7 6. Nb3 a5 7. Bd2 Nc6 8. Nc1 Bd6 9. Nd3 O-O 10. O-O Ne4
Yerevan ol (Men) 1996 – Round 14 – Romanishin, Oleg M – 1/2-1/2 – Vaganian, Rafael A – G214 1. d4 Nf6 2. Nf3 e6 3. g3 b5 4. Bg2 Bb7 5. Bg5 c5 6. c3 Na6 7. Bxf6 gxf6 8. O-O Qb6 9. Nbd2 d5 10. a4 Be7

A46m —

1.d4 Nf6 2.Nf3 e6 3.g3

Eval: [+0.13]

Les coups candidats

3…b6 — 30.5% (6861 parties) →

Ambassadeurs : Romanishin, Oleg M (30x), Kurajica, Bojan (27x), Tiviakov, Sergei (21x), Pribyl, Josef (20x), Frank, Jozsef (17x), Andersson, Ulf (16x), Podzielny, Karl-Heinz (16x), Bogdanovski, Vlatko (15x)

3…d5 — 25.9% (5829 parties)

Ambassadeurs : Romanishin, Oleg M (42x), Kurajica, Bojan (38x), Deforel, Jorge Eduardo (18x), Speelman, Jon S (16x), Podzielny, Karl-Heinz (15x), Gostisa, Leon (14x), Haselhorst, Helmut (14x), Kochyev, Alexander (12x)

3…c5 — 22.0% (4955 parties) →

Ambassadeurs : Romanishin, Oleg M (54x), Cosma, Elena-Luminita (27x), Kurajica, Bojan (20x), Huebner, Robert (18x), Speelman, Jon S (15x), Gostisa, Leon (15x), Sax, Gyula (14x), Pribyl, Josef (14x)

3…b5 — 19.0% (4285 parties) →

Ambassadeurs : Romanishin, Oleg M (46x), Kurajica, Bojan (41x), Miezis, Normunds (27x), Speelman, Jon S (24x), Andersson, Ulf (19x), Cosma, Elena-Luminita (17x), Plachetka, Jan (16x), Deforel, Jorge Eduardo (16x)

Analyse statistique des coups candidats

Répartition par niveau Elo (% des parties)

Tranche Elo	N parties	3…b6	3…d5	3…c5	3…b5
<1800	572	30%	36%	22%	6%
1800-2200	7986	36%	28%	21%	12%
2200-2600	11067	26%	23%	23%	27%
2600+	344	22%	24%	15%	38%

Évolution par décennie (% des parties)

Décennie	N parties	3…b6	3…d5	3…c5	3…b5
1920s	24	21%	29%	46%	—
1930s	35	43%	17%	40%	—
1940s	59	58%	29%	14%	—
1950s	94	39%	30%	28%	—
1960s	139	49%	21%	26%	3%
1970s	228	43%	18%	25%	12%
1980s	1141	28%	22%	25%	24%
1990s	3711	34%	23%	24%	16%
2000s	6124	33%	25%	22%	18%
2010s	8608	30%	27%	20%	20%
2020s	2335	20%	32%	22%	25%

Tendances récentes (2010s → 2020s)

Coup	2010s	2020s	Δ
3…b6	30%	20%	▼ -9.9%
3…d5	27%	32%	▲ +4.7%
3…c5	20%	22%	▲ +1.5%
3…b5	20%	25%	▲ +4.8%

Joueurs célèbres

Champions du monde dans cette position

Tal, Mikhail — 10 parties
Karpov, Anatoly — 10 parties
Kasparov, Garry — 10 parties
Hou, Yifan — 8 parties
Smyslov, Vladimir — 7 parties
Karpov, Aleksandr — 5 parties
Carlsen, Magnus — 5 parties
Anand, Viswanathan — 4 parties
Botvinnik, Mikhail — 3 parties
Lasker, Emanuel — 2 parties
Kramnik, Vladimir — 2 parties
Ju, Wenjun — 2 parties
Gukesh D — 2 parties
Alekhine, Alexander — 1 partie
Euwe, Max — 1 partie
Ding, Liren — 1 partie

Parties historiques

3…b6 — 30.5% (6861 parties)

1921 — Alekhine, Alexander vs Hartingsvelt, HV. — 0-1 — The Hague NED
1928 — Menchik, Vera vs Powell, George W — 1-0 — Cheltenham
1928 — Villegas, Benito vs Maderna, Carlos — 0-1 — Mar del Plata ARG
1928 — Concepcion Villegas, Bryan Uriel vs Maderna, Carlos — 0-1 — Mar del Plata ARG
1929 — Waechter, Paul vs Steffensen, Dennis A — 1-0 — Copenhagen DEN

3…d5 — 25.9% (5829 parties)

1922 — Gruenfeld, Ernst vs Wolf, Hans-Josef — 1/2-1/2 — Vienna AUT
1926 — Patay, Gyula vs Yates, Frederic D — 0-1 — Meran ITA
1927 — Vidmar, Milan sr vs Nimzowitsch, Aaron — 1-0 — New York, NY USA
1928 — Muller, Hans P vs Becker, Albert — 1/2-1/2 — Vienna AUT
1928 — Schelfhout, Willem vs Factor, Samuel D — 1/2-1/2 — The Hague NED

3…c5 — 22.0% (4955 parties)

1921 — Ellerman, Arnoldo vs De Freitas, Jose Renato Silva — 0-1 — Carrasco
1922 — Gruenfeld, Ernst vs Saemisch, Friedrich — 1-0 — Teplitz-Schoenau GER
1922 — Gruenfeld, Ernst vs Reti, Richard — 0-1 — Vienna AUT
1922 — Rubinstein, Akiba vs Saemisch, Friedrich — 1/2-1/2 — Teplitz-Schoenau GER
1923 — Pokorny, Alois vs Wolf, Hans-Josef — 1/2-1/2 — Maehrisch Ostrau

3…b5 — 19.0% (4285 parties)

1961 — Pavlenko, Yury vs Roizman, Abram Y — 0-1 — Batumi GEO
1965 — Radulescu, Mihai vs Soos, Bela — 1/2-1/2 — Bucharest ROU
1968 — Pfeil, Hartmut vs Schilling, Rolf — 1-0 — Neukieritzsch
1968 — Rovira Mas, Jorge vs Myers, Hugh — 1-0 — Lugano SUI
1970 — Savon, Vladimir vs Bronstein, David I — 1/2-1/2 — USSR

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